<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<link rel="stylesheet" href="css/mycss.css">
	<title>基础练习3+</title>
</head>
<body>
	<div>
		<div class="box">
			<span>第一块</span>
		</div>
		<div class="box_g">
			<span>第二块</span>
		</div>
		<div class="box_y">
			<span>第三块</span>
		</div>
		<div class="box_g">
			<span>第四块</span>
		</div>
		<div class="box_y">
			<span>第五块</span>
		</div>
		<div class="box_g">
			<span>第六块</span>
		</div>
		<div class="box_y">
			<span>第七块</span>
		</div>
		<div class="box_g">
			<span>第八块</span>
		</div>
	</div>
</body>
</html>